SDA (Survey Documentation Analysis) Developed at UC Berkeley, SDA is a web-based tool that is integrated into various collections of survey data, including the General Social Survey (GSS) and the American National Election Study (ANES), as well as microdata found in the Integrated Public User Microdata Series (IPUMS) which includes a more fine-grained version of Census data.

Themed visualization applications

Gapminder is a tool for exploring and comparing global development indicators

Sunlight Foundation makes available a number of visualization tools related to politics and transparency, including "Lobbying Tracker" which tracks lobbying activity and "Capitol Words" which explores the most popular words and phrases used by legislators in the U.S. Congress.